diff --git a/package.json b/package.json
index a36735a..772b0f8 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "muffinbot",
-  "version": "4.0.0-pudding.d240928e",
+  "version": "4.0.0-pudding.e241001a",
   "main": "dist/index.js",
   "private": true,
   "dependencies": {
diff --git a/src/Client.ts b/src/Client.ts
index 80c9289..074b4a8 100644
--- a/src/Client.ts
+++ b/src/Client.ts
@@ -22,7 +22,7 @@ container.version = version
 container.database = new PrismaClient()
 container.dokdoAliases = ['dokdo', 'dok', 'Dokdo', 'Dok', '테스트']
 container.chatBot = new ChatBot(container.database)
-container.lastUpdated = new Date('2024-09-28')
+container.lastUpdated = new Date('2024-10-01')
 
 if (release.startsWith('e')) {
   container.channel = 'EXPERIMENTAL'
diff --git a/src/Commands/deleteLearn.ts b/src/Commands/deleteLearn.ts
index f1748e1..6d893ad 100644
--- a/src/Commands/deleteLearn.ts
+++ b/src/Commands/deleteLearn.ts
@@ -1,16 +1,18 @@
+import { ApplyOptions } from '@sapphire/decorators'
+import {
+  type SelectMenuComponentOptionData,
+  type User,
+  ChatInputCommandInteraction,
+  ComponentType,
+  codeBlock,
+  Message,
+} from 'discord.js'
 import {
   Args,
   Command,
   container,
   DetailedDescriptionCommandObject,
 } from '@sapphire/framework'
-import {
-  type SelectMenuComponentOptionData,
-  type Message,
-  ComponentType,
-  codeBlock,
-} from 'discord.js'
-import { ApplyOptions } from '@sapphire/decorators'
 
 @ApplyOptions<Command.Options>({
   name: '삭제',
@@ -22,13 +24,36 @@ import { ApplyOptions } from '@sapphire/decorators'
   },
 })
 class DeleteLearnCommand extends Command {
-  public async messageRun(msg: Message, args: Args) {
+  public registerApplicationCommands(registry: Command.Registry) {
+    registry.registerChatInputCommand(builder =>
+      builder
+        .setName(this.name)
+        .setDescription(this.description)
+        .addStringOption(option =>
+          option
+            .setRequired(true)
+            .setName('단어')
+            .setDescription('삭제할 단어를 입력해주세요.'),
+        ),
+    )
+  }
+
+  private async _run(ctx: Message | ChatInputCommandInteraction, args?: Args) {
+    let command: string | null
+    let user: User
+    if (ctx instanceof Message) {
+      command = await args!.rest('string').catch(() => null)
+      user = ctx.author
+    } else {
+      command = ctx.options.getString('단어', true)
+      user = ctx.user
+    }
+
     const CUSTOM_ID = 'maa$deleteLearn'
-    const command = await args.rest('string').catch(() => null)
     const options: SelectMenuComponentOptionData[] = []
     const deleteDataList: string[] = []
     if (!command) {
-      return await msg.reply(
+      return await ctx.reply(
         `사용법: \n\`\`\`${(this.detailedDescription as DetailedDescriptionCommandObject).usage}\`\`\``,
       )
     }
@@ -36,12 +61,12 @@ class DeleteLearnCommand extends Command {
     const deleteDatas = await this.container.database.learn.findMany({
       where: {
         command,
-        user_id: msg.author.id,
+        user_id: user.id,
       },
     })
 
     if (!deleteDatas) {
-      return await msg.reply('해당하는 걸 찾ㅈ을 수 없어요.')
+      return await ctx.reply('해당하는 걸 찾ㅈ을 수 없어요.')
     }
 
     for (let i = 1; i <= deleteDatas.length; i++) {
@@ -53,7 +78,7 @@ class DeleteLearnCommand extends Command {
       })
     }
 
-    await msg.reply({
+    await ctx.reply({
       embeds: [
         {
           title: '삭제',
@@ -67,7 +92,7 @@ class DeleteLearnCommand extends Command {
           components: [
             {
               type: ComponentType.StringSelect,
-              customId: `${CUSTOM_ID}@${msg.author.id}`,
+              customId: `${CUSTOM_ID}@${user.id}`,
               placeholder: '지울 데이터를 선택해ㅈ주세요',
               options,
             },
@@ -76,6 +101,14 @@ class DeleteLearnCommand extends Command {
       ],
     })
   }
+
+  public async messageRun(msg: Message, args: Args) {
+    await this._run(msg, args)
+  }
+
+  public async chatInputRun(interaction: ChatInputCommandInteraction) {
+    await this._run(interaction)
+  }
 }
 
 void container.stores.loadPiece({
diff --git a/src/Commands/help.ts b/src/Commands/help.ts
index ea228a6..9ac7e35 100644
--- a/src/Commands/help.ts
+++ b/src/Commands/help.ts
@@ -1,6 +1,10 @@
 import { Args, Command, container } from '@sapphire/framework'
-import { codeBlock, type Message } from 'discord.js'
 import { ApplyOptions } from '@sapphire/decorators'
+import {
+  type ChatInputCommandInteraction,
+  codeBlock,
+  Message,
+} from 'discord.js'
 
 @ApplyOptions<Command.Options>({
   name: '도움말',
@@ -12,8 +16,32 @@ import { ApplyOptions } from '@sapphire/decorators'
   },
 })
 class HelpCommand extends Command {
-  public async messageRun(msg: Message, args: Args) {
-    const commandName = await args.pick('string').catch(() => null)
+  public registerApplicationCommands(registry: Command.Registry) {
+    const commands = this.container.stores.get('commands').map(command => {
+      return {
+        name: command.name,
+        value: command.name,
+      }
+    })
+    registry.registerChatInputCommand(builder =>
+      builder
+        .setName(this.name)
+        .setDescription(this.description)
+        .addStringOption(option =>
+          option
+            .setName('명령어')
+            .setDescription('해당 명령어에 대ㅎ한 도움말을 볼 수 있어요.')
+            .addChoices(commands),
+        ),
+    )
+  }
+  private async _run(ctx: Message | ChatInputCommandInteraction, args?: Args) {
+    let commandName: string | null
+    if (ctx instanceof Message) {
+      commandName = await args!.pick('string').catch(() => null)
+    } else {
+      commandName = ctx.options.getString('명령어')
+    }
     if (
       !commandName ||
       !this.container.stores.get('commands').get(commandName)
@@ -24,7 +52,7 @@ class HelpCommand extends Command {
         commandList.push(`${module.name} - ${module.description}`)
       })
 
-      await msg.reply({
+      await ctx.reply({
         embeds: [
           {
             title: `${this.container.client.user?.username}의 도움말`,
@@ -44,7 +72,7 @@ class HelpCommand extends Command {
         this.container.stores.get('commands').get(commandName)!
       if (typeof detailedDescription === 'string') return
 
-      await msg.reply({
+      await ctx.reply({
         embeds: [
           {
             title: `${this.container.client.user?.username}의 도움말`,
@@ -86,6 +114,13 @@ class HelpCommand extends Command {
       })
     }
   }
+  public async messageRun(msg: Message, args: Args) {
+    await this._run(msg, args)
+  }
+
+  public async chatInputRun(interaction: ChatInputCommandInteraction) {
+    await this._run(interaction)
+  }
 }
 
 void container.stores.loadPiece({
diff --git a/src/Commands/information.ts b/src/Commands/information.ts
index 5fce6f7..8061751 100644
--- a/src/Commands/information.ts
+++ b/src/Commands/information.ts
@@ -1,6 +1,6 @@
-import { ApplyOptions } from '@sapphire/decorators'
+import type { ChatInputCommandInteraction, Message } from 'discord.js'
 import { Command, container } from '@sapphire/framework'
-import { Message } from 'discord.js'
+import { ApplyOptions } from '@sapphire/decorators'
 import { platform, arch } from 'os'
 
 @ApplyOptions<Command.Options>({
@@ -11,8 +11,14 @@ import { platform, arch } from 'os'
   },
 })
 class InformationCommand extends Command {
-  public async messageRun(msg: Message) {
-    await msg.reply({
+  public registerApplicationCommands(registry: Command.Registry) {
+    registry.registerChatInputCommand(builder =>
+      builder.setName(this.name).setDescription(this.description),
+    )
+  }
+
+  private async _run(ctx: Message | ChatInputCommandInteraction) {
+    await ctx.reply({
       embeds: [
         {
           title: `${this.container.client.user?.username}의 정ㅂ보`,
@@ -56,6 +62,14 @@ class InformationCommand extends Command {
       ],
     })
   }
+
+  public async messageRun(msg: Message) {
+    await this._run(msg)
+  }
+
+  public async chatInputRun(interaction: ChatInputCommandInteraction) {
+    await this._run(interaction)
+  }
 }
 
 void container.stores.loadPiece({
diff --git a/src/Commands/learn.ts b/src/Commands/learn.ts
index 1f0879d..2e2bc69 100644
--- a/src/Commands/learn.ts
+++ b/src/Commands/learn.ts
@@ -1,5 +1,5 @@
+import { ChatInputCommandInteraction, codeBlock, Message } from 'discord.js'
 import { type Args, Command, container } from '@sapphire/framework'
-import { codeBlock, type Message } from 'discord.js'
 import { ApplyOptions } from '@sapphire/decorators'
 
 @ApplyOptions<Command.Options>({
@@ -16,32 +16,69 @@ import { ApplyOptions } from '@sapphire/decorators'
   },
 })
 class LearnCommand extends Command {
-  public async messageRun(msg: Message, args: Args) {
-    if (typeof this.detailedDescription === 'string') return
-    const config = this.container.config
-    const command = (await args.pick('string').catch(() => null))?.replaceAll(
-      '_',
-      ' ',
-    )
-    const result = (await args.pick('string').catch(() => null))?.replaceAll(
-      '_',
-      ' ',
-    )
-    if (!command || !result) {
-      return await msg.reply(
-        codeBlock(
-          'md',
-          `사용법: ${this.detailedDescription}
-          예시: ${this.detailedDescription.examples?.map(example => example).join('\n')}`,
+  public registerApplicationCommands(registry: Command.Registry) {
+    registry.registerChatInputCommand(builder =>
+      builder
+        .setName(this.name)
+        .setDescription(this.description)
+        .addStringOption(option =>
+          option
+            .setRequired(true)
+            .setName('단어')
+            .setDescription('등록할 단어를 입력해주세요.'),
+        )
+        .addStringOption(option =>
+          option
+            .setRequired(true)
+            .setName('대답')
+            .setDescription('해당 단어의 대답을 입력해주세요.'),
         ),
+    )
+  }
+
+  private async _run(ctx: Message | ChatInputCommandInteraction, args?: Args) {
+    if (ctx instanceof ChatInputCommandInteraction) ctx.deferReply()
+    if (typeof this.detailedDescription === 'string') return
+
+    const config = this.container.config
+    const IG_MSG = '해ㄷ당 단어는 배울ㄹ 수 없어요.'
+    const DI_MSG = '해당 단ㅇ어는 개발자님이 특별히 금지하였ㅇ어요.'
+    const SUCCESS_MSG = '을/를 배웠ㅇ어요.'
+
+    let command: string
+    let result: string
+
+    if (ctx instanceof Message) {
+      command = (await args!.pick('string').catch(() => null))!.replaceAll(
+        '_',
+        ' ',
       )
+      result = (await args!.pick('string').catch(() => null))!.replaceAll(
+        '_',
+        ' ',
+      )
+
+      if (!command || !result)
+        return await ctx.reply(
+          codeBlock(
+            'md',
+            `사용법: ${this.detailedDescription}
+            예시: ${this.detailedDescription.examples?.map(example => example).join('\n')}`,
+          ),
+        )
+    } else {
+      command = ctx.options.getString('단어', true)
+      result = ctx.options.getString('대답', true)
     }
+
     const commands: string[] = []
     const aliases: string[] = []
+
     this.container.stores.get('commands').forEach(module => {
       commands.push(module.name)
       module.aliases.forEach(alias => aliases.push(alias))
     })
+
     const ignore = [
       ...commands,
       ...aliases,
@@ -52,27 +89,41 @@ class LearnCommand extends Command {
       '간미',
     ]
     const disallowed = ['@everyone', '@here', `<@${config.bot.owner_ID}>`]
+    const user = ctx instanceof Message ? ctx.author : ctx.user
 
     for (const ig of ignore) {
-      if (command.includes(ig)) {
-        return msg.reply('해ㄷ당 단어는 배울ㄹ 수 없어요.')
-      }
+      if (command.includes(ig))
+        return ctx instanceof Message
+          ? await ctx.reply(IG_MSG)
+          : await ctx.editReply(IG_MSG)
     }
 
     for (const di of disallowed) {
-      if (result.includes(di)) {
-        return msg.reply('해당 단ㅇ어는 개발자님이 특별히 금지하였ㅇ어요.')
-      }
+      if (result.includes(di))
+        return ctx instanceof Message
+          ? await ctx.reply(DI_MSG)
+          : await ctx.editReply(DI_MSG)
     }
 
     await this.container.database.learn.create({
       data: {
-        user_id: msg.author.id,
+        user_id: user.id,
         command,
         result,
       },
     })
-    await msg.reply(`${command}을/를 배웠ㅇ어요.`)
+
+    return ctx instanceof Message
+      ? await ctx.reply(command + SUCCESS_MSG)
+      : await ctx.editReply(command + SUCCESS_MSG)
+  }
+
+  public async messageRun(msg: Message, args: Args) {
+    await this._run(msg, args)
+  }
+
+  public async chatInputRun(interaction: ChatInputCommandInteraction) {
+    await this._run(interaction)
   }
 }
 
diff --git a/src/Commands/learning_data.ts b/src/Commands/learning_data.ts
index bc4e8fe..cd3c5f5 100644
--- a/src/Commands/learning_data.ts
+++ b/src/Commands/learning_data.ts
@@ -1,6 +1,6 @@
+import { ChatInputCommandInteraction, Message } from 'discord.js'
 import { Command, container } from '@sapphire/framework'
 import { ApplyOptions } from '@sapphire/decorators'
-import { type Message } from 'discord.js'
 
 @ApplyOptions<Command.Options>({
   name: '데이터학습량',
@@ -11,14 +11,21 @@ import { type Message } from 'discord.js'
   },
 })
 class LearnDataCommand extends Command {
-  public async messageRun(msg: Message<true>) {
+  public registerApplicationCommands(registry: Command.Registry) {
+    registry.registerChatInputCommand(builder =>
+      builder.setName(this.name).setDescription(this.description),
+    )
+  }
+
+  private async _run(ctx: Message | ChatInputCommandInteraction) {
+    const user = ctx instanceof Message ? ctx.author : ctx.user
     const db = this.container.database
     const data = await db.statement.findMany()
     const nsfwData = await db.nsfw_content.findMany()
     const learnData = await db.learn.findMany()
     const userData = await db.learn.findMany({
       where: {
-        user_id: msg.author.id,
+        user_id: user.id,
       },
     })
     const muffin: any[] = []
@@ -27,10 +34,18 @@ class LearnDataCommand extends Command {
       else return
     })
 
-    await msg.reply(`머핀 데이터: ${muffin.length}개
+    await ctx.reply(`머핀 데이터: ${muffin.length}개
 nsfw 데이터: ${nsfwData.length}개
 지금까지 배운 단어: ${learnData.length}개
-${msg.author.username}님이 가르쳐준 단어: ${userData.length}개`)
+${user.username}님이 가르쳐준 단어: ${userData.length}개`)
+  }
+
+  public async messageRun(msg: Message) {
+    await this._run(msg)
+  }
+
+  public async chatInputRun(interaction: ChatInputCommandInteraction) {
+    await this._run(interaction)
   }
 }
 
diff --git a/src/Commands/list.ts b/src/Commands/list.ts
index 4e18417..6f0eaa3 100644
--- a/src/Commands/list.ts
+++ b/src/Commands/list.ts
@@ -1,5 +1,5 @@
+import { ChatInputCommandInteraction, Message, codeBlock } from 'discord.js'
 import { ApplyOptions } from '@sapphire/decorators'
-import { Message, codeBlock } from 'discord.js'
 import { Command, container } from '@sapphire/framework'
 
 @ApplyOptions<Command.Options>({
@@ -11,27 +11,34 @@ import { Command, container } from '@sapphire/framework'
   },
 })
 class ListCommand extends Command {
-  public async messageRun(msg: Message<boolean>) {
+  public registerApplicationCommands(registry: Command.Registry) {
+    registry.registerChatInputCommand(builder =>
+      builder.setName(this.name).setDescription(this.description),
+    )
+  }
+
+  private async _run(ctx: Message | ChatInputCommandInteraction) {
+    const user = ctx instanceof Message ? ctx.author : ctx.user
     const db = this.container.database
     const data = await db.learn.findMany({
       where: {
-        user_id: msg.author.id,
+        user_id: user.id,
       },
     })
     const list: string[] = []
 
     if (!data[0]) {
-      return await msg.reply('당신ㄴ은 단어를 가르쳐준 기억이 없ㅅ는데요.')
+      return await ctx.reply('당신ㄴ은 단어를 가르쳐준 기억이 없ㅅ는데요.')
     }
 
     for (const listData of data) {
       list.push(listData.command)
     }
 
-    await msg.reply({
+    await ctx.reply({
       embeds: [
         {
-          title: `${msg.author.username}님의 지식`,
+          title: `${user.username}님의 지식`,
           description: `총합: ${data.length}개\n${codeBlock(
             'md',
             list.map(item => `-  ${item}`).join('\n'),
@@ -42,6 +49,14 @@ class ListCommand extends Command {
       ],
     })
   }
+
+  public async messageRun(msg: Message<boolean>) {
+    await this._run(msg)
+  }
+
+  public async chatInputRun(interaction: ChatInputCommandInteraction) {
+    await this._run(interaction)
+  }
 }
 
 void container.stores.loadPiece({